Character development: The father might be struggling with his humanity versus his zombie instincts. The son could be showing leadership qualities, which would lead to them working together in a critical moment. Maybe there's a twist where the son is actually the one who needs to activate the cure, but the father must protect him from the hordes.
Possible themes include fatherhood, sacrifice, and humanity in the face of horror. The father's journey is about protecting his family even after losing his human form, while the son carries on the mission despite the loss. Character development: The father might be struggling with
In the climax, the father might have to merge his zombie essence with the cure, requiring a symbolic moment where he gives part of himself to save the rest. Possible themes include fatherhood